Hydraulic Lime

Hydraulic NHL Lime Natural Hydraulic Lime (NHL) is a breathable lime binder designed for traditional masonry, pointing, rendering and conservation projects. Available in different strengths including NHL 2, NHL 3.5 and NHL 5 to suit a range of applications from soft heritage work to exposed external masonry. Hydraulic lime sets naturally through hydration and carbonation, creating durable yet flexible finishes that allow buildings to breathe and manage moisture correctly.